6 #include "parse-options.h"
8 static int quiet, verbose, stdin_paths, show_non_matching, no_index;
9 static const char * const check_ignore_usage[] = {
10 "git check-ignore [<options>] <pathname>...",
11 "git check-ignore [<options>] --stdin",
15 static int nul_term_line;
17 static const struct option check_ignore_options[] = {
18 OPT__QUIET(&quiet, N_("suppress progress reporting")),
19 OPT__VERBOSE(&verbose, N_("be verbose")),
21 OPT_BOOL(0, "stdin", &stdin_paths,
22 N_("read file names from stdin")),
23 OPT_BOOL('z', NULL, &nul_term_line,
24 N_("terminate input and output records by a NUL character")),
25 OPT_BOOL('n', "non-matching", &show_non_matching,
26 N_("show non-matching input paths")),
27 OPT_BOOL(0, "no-index", &no_index,
28 N_("ignore index when checking")),
32 static void output_exclude(const char *path, struct exclude *exclude)
34 char *bang = (exclude && exclude->flags & EXC_FLAG_NEGATIVE) ? "!" : "";
35 char *slash = (exclude && exclude->flags & EXC_FLAG_MUSTBEDIR) ? "/" : "";
38 write_name_quoted(path, stdout, '\n');
41 quote_c_style(exclude->el->src, NULL, stdout, 0);
42 printf(":%d:%s%s%s\t",
44 bang, exclude->pattern, slash);
49 quote_c_style(path, NULL, stdout, 0);
54 printf("%s%c", path, '\0');
57 printf("%s%c%d%c%s%s%s%c%s%c",
58 exclude->el->src, '\0',
59 exclude->srcpos, '\0',
60 bang, exclude->pattern, slash, '\0',
63 printf("%c%c%c%s%c", '\0', '\0', '\0', path, '\0');
68 static int check_ignore(struct dir_struct *dir,
69 const char *prefix, int argc, const char **argv)
71 const char *full_path;
73 int num_ignored = 0, dtype = DT_UNKNOWN, i;
74 struct exclude *exclude;
75 struct pathspec pathspec;
79 fprintf(stderr, "no pathspec given.\n");
84 * check-ignore just needs paths. Magic beyond :/ is really
87 parse_pathspec(&pathspec,
88 PATHSPEC_ALL_MAGIC & ~PATHSPEC_FROMTOP,
89 PATHSPEC_SYMLINK_LEADING_PATH |
90 PATHSPEC_STRIP_SUBMODULE_SLASH_EXPENSIVE |
95 * look for pathspecs matching entries in the index, since these
96 * should not be ignored, in order to be consistent with
97 * 'git status', 'git add' etc.
99 seen = find_pathspecs_matching_against_index(&pathspec);
100 for (i = 0; i < pathspec.nr; i++) {
101 full_path = pathspec.items[i].match;
104 exclude = last_exclude_matching(dir, full_path, &dtype);
106 if (!quiet && (exclude || show_non_matching))
107 output_exclude(pathspec.items[i].original, exclude);
116 static int check_ignore_stdin_paths(struct dir_struct *dir, const char *prefix)
118 struct strbuf buf = STRBUF_INIT;
119 struct strbuf unquoted = STRBUF_INIT;
120 char *pathspec[2] = { NULL, NULL };
121 strbuf_getline_fn getline_fn;
124 getline_fn = nul_term_line ? strbuf_getline_nul : strbuf_getline_lf;
125 while (getline_fn(&buf, stdin) != EOF) {
126 if (!nul_term_line && buf.buf[0] == '"') {
127 strbuf_reset(&unquoted);
128 if (unquote_c_style(&unquoted, buf.buf, NULL))
129 die("line is badly quoted");
130 strbuf_swap(&buf, &unquoted);
132 pathspec[0] = buf.buf;
133 num_ignored += check_ignore(dir, prefix,
134 1, (const char **)pathspec);
135 maybe_flush_or_die(stdout, "check-ignore to stdout");
137 strbuf_release(&buf);
138 strbuf_release(&unquoted);
142 int cmd_check_ignore(int argc, const char **argv, const char *prefix)
145 struct dir_struct dir;
147 git_config(git_default_config, NULL);
149 argc = parse_options(argc, argv, prefix, check_ignore_options,
150 check_ignore_usage, 0);
154 die(_("cannot specify pathnames with --stdin"));
157 die(_("-z only makes sense with --stdin"));
159 die(_("no path specified"));
163 die(_("--quiet is only valid with a single pathname"));
165 die(_("cannot have both --quiet and --verbose"));
167 if (show_non_matching && !verbose)
168 die(_("--non-matching is only valid with --verbose"));
170 /* read_cache() is only necessary so we can watch out for submodules. */
171 if (!no_index && read_cache() < 0)
172 die(_("index file corrupt"));
174 memset(&dir, 0, sizeof(dir));
175 setup_standard_excludes(&dir);
178 num_ignored = check_ignore_stdin_paths(&dir, prefix);
180 num_ignored = check_ignore(&dir, prefix, argc, argv);
181 maybe_flush_or_die(stdout, "ignore to stdout");
184 clear_directory(&dir);